Recently however, the class Ib RNRs have been isolated and characterized from their endogenous sources (Corynebacterium ammoniagenes, Escherichia coli, and Bacillus subtilis) in sufficient amounts to establish that the cofactor is a dimanganic-tyrosyl radical (MnIII2-Y·).
Edwin Lyman, another expert at the Union of Concerned Scientists, said what the industry was doing amounted to "establishing it's own guidelines and daring the N.R.C. to tell them it's not adequate".
This amounts to establishing a standard against which subsequent, daily calibrations can be compared.
"Michael and I share the view that it takes that amount of time to establish something of lasting value".
One of the enduring mysteries of AIDS is that it takes such a small amount of virus to establish an H.I.V. infection.
Mikakos said the government had done a significant amount of work to establish education and health services and a separate visitors' centre at the new Grevilia unit, so that it complied with legislative requirements.
Yale will also contribute what one university official called a "significant" amount of money to establish a program of scholarly exchanges that will continue for at least three years.
L. B. "It took a tremendous amount of research to establish where it was," said Denise Bethel, director of the photography department at Sotheby's New York Bloomingdale Road, often referred to as "continuation of Broadway" in the city directories of the day, was one of two main roads that ran up and down Manhattan in the 1700s.
Most of these get bad reviews, either because they're truly awful, like Naomi Campbell's "Swan," which won Seventeen magazine's Super-Cheesy Award, or — call me a conspiracy theorist — because jealous book critics aren't tall and gorgeous, so they try to wield their puny amount of power to establish some sort of moral order.
